Electric toothbrush



FIG. 1 is a front elevation view of the electric toothbrush;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is an enlarged bottom plan view thereof;

FIG. 6 is an enlarged top plan view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines showing portions of the electric toothbrush are included for the purpose of illustrating environment and form no part of the claimed design. 

CLAIM The ornamental design for a electric toothbrush, as shown and described. 